LITERÁK, Jaromír, Jakob WIRZ a Petr KLÁN. 2,5-Dimethylphenacyl carbonates: A photoremovable protecting group for alcohols and phenols. Photochemical and Photobiological Sciences. Cambridge, United Kingdom: Royal Society of Chemistry, 2005, roč. 4, č. 1, s. 43-46. ISSN 1474-905X. |
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@article{563361, author = {Literák, Jaromír and Wirz, Jakob and Klán, Petr}, article_location = {Cambridge, United Kingdom}, article_number = {1}, keywords = {photochemistry; phenacyl; protecting group}, language = {eng}, issn = {1474-905X}, journal = {Photochemical and Photobiological Sciences}, title = {2,5-Dimethylphenacyl carbonates: A photoremovable protecting group for alcohols and phenols}, volume = {4}, year = {2005} }
TY - JOUR ID - 563361 AU - Literák, Jaromír - Wirz, Jakob - Klán, Petr PY - 2005 TI - 2,5-Dimethylphenacyl carbonates: A photoremovable protecting group for alcohols and phenols JF - Photochemical and Photobiological Sciences VL - 4 IS - 1 SP - 43-46 EP - 43-46 PB - Royal Society of Chemistry SN - 1474905X KW - photochemistry KW - phenacyl KW - protecting group N2 - Synthesis and photochemistry of a photochemically removable protecting group for alcohols and phenols, based on the 2,5-dimethylphenacyl (DMP) chromophore, is described. DMP carbonates release the corresponding hydroxy group containing molecules in high isolated yields (>70%), with quantum yields = 0.1-0.2 in methanol and = 0.36-0.51 in cyclohexane. The reactions proceed predominantly by the triplet pathway via E-photoenols, the lifetimes of which of approximately 2 s or 3 ms in cyclohexane or methanol, respectively, were determined by laser flash photolysis. ER -
LITERÁK, Jaromír, Jakob WIRZ a Petr KLÁN. 2,5-Dimethylphenacyl carbonates: A photoremovable protecting group for alcohols and phenols. \textit{Photochemical and Photobiological Sciences}. Cambridge, United Kingdom: Royal Society of Chemistry, 2005, roč.~4, č.~1, s.~43-46. ISSN~1474-905X.
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